.banner_display {
  width: 100%;
}
.pic_info {
  margin: 50px auto;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.pic_info img {
  display: block;
}
.pic_info .info_text {
  position: absolute;
}
.pic_info .info_text span {
  display: block;
  text-align: center;
}
.pic_info .info_text span:nth-of-type(1) {
  color: #000000;
  font-size: 28px;
}
.pic_info .info_text span:nth-of-type(2) {
  color: #666666;
  font-size: 14px;
}
.brief {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #666666;
  font-size: 16px;
  line-height: 28px;
  width: 60%;
  margin: 0 auto;
}
.brief .top_title {
  font-size: 29px;
  color: #333333;
}
.brief .top_msg {
  margin: 50px 0;
}
.brief img {
  margin: 40px 0;
}
.brief .last_msg {
  margin: 50px 0;
}
.culture {
  background-image: url(../image/about/bg1.png);
  width: 100%;
  padding: 50px 0;
}
.culture .four_box {
  width: 70%;
  margin: 0 auto;
}
.culture .four_box .culture_msg {
  display: flex;
  flex-wrap: wrap;
}
.culture .four_box .culture_msg .culture_msg_box {
  width: 49%;
  height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  color: #ffffff;
}
.culture .four_box .culture_msg .culture_msg_box:nth-child(1) {
  border: 1px solid #ffffff;
  border-left: none;
  border-top: none;
}
.culture .four_box .culture_msg .culture_msg_box:nth-of-type(4) {
  border: 1px solid #ffffff;
  border-right: none;
  border-bottom: none;
}
.culture .four_box .culture_msg .culture_msg_box img {
  width: 74px;
  height: 74px;
}
.culture .four_box .culture_msg .culture_msg_box span:nth-of-type(1) {
  font-size: 30px;
  font-weight: Medium;
  border-bottom: 2px solid #CF000E;
  padding-bottom: 20px;
}
.qualification {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 70%;
  margin: 0 auto;
  margin-bottom: 100px;
}
.qualification img {
  width: 33%;
}
.server {
  background-image: url(../image/about/bg2.png);
  padding: 25px 0;
}
.server .bigbox {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  justify-content: space-around;
}
.server .out_box {
  display: flex;
  width: 35%px;
  height: 100px;
  align-items: center;
  justify-content: space-around;
  border: 1px solid #ffffff;
  margin-bottom: 30px;
  padding: 0 10px;
}
.server .out_box i {
  width: 80px ;
  height: 80px ;
  background-color: #000;
  color: #fff;
  display: inline-block;
  text-align: center;
  line-height: 80px;
  margin-right: 10px;
  font-size: 65px;
}
.server .out_box span {
  display: block;
  width: 420px;
  font-size: 12px;
  color: #fff;
}
.list_msg {
  display: flex;
  justify-content: space-around;
  margin-top: 100px;
}
.list_msg .left {
  display: flex;
  justify-content: space-around;
}
.list_msg .left ul {
  list-style: none;
  color: #767676;
  text-align: center;
  margin-left: 50px;
}
.list_msg .left ul .topmsg {
  font-size: 16px;
  padding: 10px;
  border-bottom: 1px solid #CCCCCC;
  color: #454545;
}
.list_msg .left ul li {
  font-size: 14px;
  line-height: 30px;
}
.list_msg .right {
  display: flex;
  flex-direction: column;
}
.list_msg .right span {
  display: block;
  color: #505050;
  font-size: 14px;
  line-height: 30px;
}
.botton_info {
  height: 30px;
  background-color: #383838;
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-top: 100px;
}
.botton_info .left,
.botton_info .right {
  color: #FFFFFF;
  font-size: 13px;
}
